The black tongue can be bred. The way of reproduction of black tongue hanging is group spawning.

The black tongue horns usually like to live in groups, often on the reef activities in the area and in the surface water layer. Black horns live in the tropics. Black tongue hanging like to eat a lot of things, more complex. The adult fish with black tongue horns is oval and laterally flat, and there are two shield-shaped bone plates on the tail handle, each with a keel. The shape of the black tongue hanging is characterized by a small head and an arc shape on the back of the head, but as the black tongue hanging grows, the front head of the black tongue hanging has no horn-like protrusions and no tumor-like protrusions.